Home / 2,087,611,462.38-2,880,915,207.23-1,229,323,487.34

Finding the Fourth Proportional to 2,087,611,462.38, 2,880,915,207.23 and 1,229,323,487.34

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Solution

The fourth proportional to 2,087,611,462.38, 2,880,915,207.23 and 1,229,323,487.34 is: 1,696,473,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,611,462.38 : 2,880,915,207.23 = 1,229,323,487.34 : x
  2. Step 2: Convert to fraction form
    2,087,611,462.38/2,880,915,207.23 = 1,229,323,487.34/x
  3. Step 3: Cross multiply
    2,087,611,462.38x = 2,880,915,207.23 × 1,229,323,487.34
  4. Step 4: Simplify right side
    2,087,611,462.38x = 3,541,576,729,276,675,584
  5. Step 5: Solve for x
    x = 3,541,576,729,276,675,584/2,087,611,462.38
  6. Step 6: Final answer
    x = 1,696,473,119.21

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Double scale
Find fourth proportional to 2,087,611,463.38, 2,880,915,208.61 and 1,229,323,488.34
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.